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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 10:52:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 11:10:35 -0700
commitc9059598ea8981d02356eead3188bf7fa4d717b8 (patch)
tree03e73b20a30e988da7c6a3e0ad93b2dc5843274d /drivers/ata
parent0a33f80a8373eca7f4bea3961d1346c3815fa5ed (diff)
parentb0fd271d5fba0b2d00888363f3869e3f9b26caa9 (diff)
Merge branch 'for-2.6.31' of git://git.kernel.dk/linux-2.6-block
* 'for-2.6.31' of git://git.kernel.dk/linux-2.6-block: (153 commits) block: add request clone interface (v2) floppy: fix hibernation ramdisk: remove long-deprecated "ramdisk=" boot-time parameter fs/bio.c: add missing __user annotation block: prevent possible io_context->refcount overflow Add serial number support for virtio_blk, V4a block: Add missing bounce_pfn stacking and fix comments Revert "block: Fix bounce limit setting in DM" cciss: decode unit attention in SCSI error handling code cciss: Remove no longer needed sendcmd reject processing code cciss: change SCSI error handling routines to work with interrupts enabled. cciss: separate error processing and command retrying code in sendcmd_withirq_core() cciss: factor out fix target status processing code from sendcmd functions cciss: simplify interface of sendcmd() and sendcmd_withirq() cciss: factor out core of sendcmd_withirq() for use by SCSI error handling code cciss: Use schedule_timeout_uninterruptible in SCSI error handling code block: needs to set the residual length of a bidi request Revert "block: implement blkdev_readpages" block: Fix bounce limit setting in DM Removed reference to non-existing file Documentation/PCI/PCI-DMA-mapping.txt ... Manually fix conflicts with tracing updates in: block/blk-sysfs.c drivers/ide/ide-atapi.c drivers/ide/ide-cd.c drivers/ide/ide-floppy.c drivers/ide/ide-tape.c include/trace/events/block.h kernel/trace/blktrace.c
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-scsi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 342316064e9f..d0dfeef55db5 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -1084,7 +1084,7 @@ static int atapi_drain_needed(struct request *rq)
if (likely(!blk_pc_request(rq)))
return 0;
- if (!rq->data_len || (rq->cmd_flags & REQ_RW))
+ if (!blk_rq_bytes(rq) || (rq->cmd_flags & REQ_RW))
return 0;
return atapi_cmd_type(rq->cmd[0]) == ATAPI_MISC;